A Roman work in this form on Capitoline Hill was spared because it was incorrectly believed to depict Constantine the Great. 
A Roman work in this form on Capitoline Hill was spared because it was incorrectly believed to depict Constantine the Great. This is the form that Paolo Uccello's funerary fresco for Sir John Hawkwood mimics. A condottiere from Venice gave money to defeat the Turks on the condition that the Piazza San Marco contain a work depicting him in this form. In addition to Verrocchio's depiction of Bartolomeo Colleoni, Etienne Falconet created a work in this form that stands atop the Thunder Stone in Saint Petersburg, a work depicting Peter the Great. For 10 points, name this form, exemplified by Donatello's depiction of Erasmo di Narni, the Gattamelata, all of which show people on horseback.
A Roman work in this form on Capitoline Hill was spared because it was incorrectly believed to depict Constantine the Great.
{equestrian} statues [or {equestrian} sculptures; accept statues on {horseback} or equivalents until mentioned; prompt on more general answers like statues]